TM 9-2320-365-34-2b. Cleaning/Inspection.WARNING Dry Cleaning Solvent (P-D-680) is TOXIC and flammable. Wear protective goggles and gloves; useonly in well ventilated area; avoid contact with skin, eyes, and clothes, and do not breathe vapors.Keep away from heat or flame. Never smoke when using solvent; the flashpoint for Type I DryCleaning Solvent is 100°F (38°C) and for Type II is 130°F (50°C). Failure to comply may result inserious injury or death to personnel. If personnel become dizzy while using cleaning solvent, immediately get fresh air and medical help.If dry cleaning solvent contacts skin or clothes, flush with cold water. If dry cleaning solventcontacts eyes, immediately flush eyes with water and get immediate medical attention. Failure tocomply may result in injury to personnel.NOTEReplace any part that fails visual inspectionor size measurement requirements.(1) Clean all parts with dry cleaning solvent.(2) Measure mating surface of cylinder head (1) for flatness.Maximum deviation should not exceed 0.002 in. (0.01cm) in a six inch area or 0.006 in. (0.02 cm) overall.c. Installation.NOTEApply lubricating oil to all preformed packingsduring installation.(1) Install preformed packing (1) on adapter sleeve (2).(2) Install preformed packing (3) and adapter sleeve (2) incylinder head (4).3-71